ICL: Readme fixed.

Author: dmitry-ivanov

README.md

@@ -110,9 +110,11 @@ array:4 [
 [2016-05-11 17:19:21]: [INFO]: Memory peak usage: 8 MB.
 ```
 
-If you want to pass additional context to your custom exception, use `Illuminated\Console\RuntimeException`:
+If you want to pass additional context to your custom exception, use `Illuminated\Console\RuntimeException` class:
 
 ```php
+use Illuminated\Console\RuntimeException;
+
 class Foo extends Command
 {
     use Loggable;